32003223978 has 16 divisors (see below), whose sum is σ = 69825216096. Its totient is φ = 9697946640.

The previous prime is 32003223977. The next prime is 32003224051. The reversal of 32003223978 is 87932230023.

It is a super-3 number, since 3×32003223978³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (32003223977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242448601 + ... + 242448732.

It is an arithmetic number, because the mean of its divisors is an integer number (4364076006).

Almost surely, 2^32003223978 is an apocalyptic number.

32003223978 is an abundant number, since it is smaller than the sum of its proper divisors (37821992118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32003223978 is a wasteful number, since it uses less digits than its factorization.

32003223978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484897349.

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 32003223978 in words is "thirty-two billion, three million, two hundred twenty-three thousand, nine hundred seventy-eight".